10 in 1 LCD Digital USB Tester Current Voltage Charger Voltmeter Power Detector black
$50,88
500 in stock
Description
Click the button to view the 1-9 group charging data. Press the button for 3s and take out a set of charge data. Double-click the button, rotate the screen to view. Press the button long time, insert the USB interface to enter voltage calibration.
